3a-1=7+2a

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Solution for 3a-1=7+2a equation: 


a in (-oo:+oo)

3*a-1 = 2*a+7 // - 2*a+7

3*a-(2*a)-7-1 = 0

3*a-2*a-7-1 = 0

a-8 = 0 // + 8

a = 8

a = 8

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